Update new consent screen for fingerprint

- Move top description into subtitle for landscape mode
- Update the button text

Bug: 177591560
Test: robotest and visual verified
1) Settings -> Security -> Fingerprint
2) Rotate the device and check if the description is on the right side

Change-Id: Ie20597fce48f73aa83c5d637682db1860c384a7a

src/com/android/settings/biometrics/BiometricEnrollIntroduction.java

@@ -309,9 +309,8 @@ public abstract class BiometricEnrollIntroduction extends BiometricEnrollBase
     protected void initViews() {
         super.initViews();
 
-        TextView description = (TextView) findViewById(R.id.sud_layout_description);
         if (mBiometricUnlockDisabledByAdmin) {
-            description.setText(getDescriptionResDisabledByAdmin());
+            setDescriptionText(getDescriptionResDisabledByAdmin());
         }
     }
 }